Year % of female population 1960 4.33454729854324 1961 4.3488390152986 1962 4.35989323578515 1963 4.36730804322702 1964 4.37396012656402 1965 4.37786131008182 1966 4.38046157293301 1967 4.38587174103094 1968 4.39131817089152 1969 4.39455981281076 1970 4.39549889941096 1971 4.39597832507255 1972 4.39777773782341 1973 4.40029934769011 1974 4.40234322441756 1975 4.40289505428227 1976 4.40311082307194 1977 4.40600726634928 1978 4.41176470588235 1979 4.41729876895489 1980 4.42196425731795 1981 4.42870876766996 1982 4.43704208363116 1983 4.44703953223692 1984 4.46244094896953 1985 4.48673984039774 1986 4.51847243402034 1987 4.55447239401135 1988 4.59592913760206 1989 4.63352541236013 1990 4.63680883208237 1991 4.59223419098651 1992 4.50838541525609 1993 4.39917177540498 1994 4.29990923422347 1995 4.23256056034585 1996 4.22297583591286 1997 4.26959906207783 1998 4.34465477886282 1999 4.42291002161427 2000 4.50123627202005 2001 4.58257100087322 2002 4.66856551336317 2003 4.75177926390862 2004 4.83467244638075 2005 4.92529212808707 2006 5.02598268134689 2007 5.13536868679314 2008 5.25129472626674 2009 5.3714379147066 2010 5.49440790506814 2011 5.61972300911473 2012 5.74439192487244 2013 5.86450919145886 2014 5.97627677564542 2015 6.07659106681403 2016 6.16197764900501 2017 6.23065585146753 2018 6.28199197403408 2019 6.31560928442218 2020 6.3323160535498 2021 6.33412794363596 2022 6.3241253737265 2023 6.30607346273033